Many customers take off quantities for their construction projects in 2D. Autodesk Navisworks Simulate 2015 and Autodesk Navisworks Manage 2015 software enable your customers to take off quantities from both 3D models and 2D sheets.
With the release of the Navisworks 2015 PDF Reader plugin for Desktop and Maintenance Subscription customers on Autodesk Exchange they can now make use of drawings in PDF format in addition to DWF.